The marketer for Northern Trail Outfitters wants to review the tone of subject lines and the effect on engagement for recent sends.
Which tool should supply insights into the tone of subject lines?

Northern Trail Outfitters third-party point-of-sale software order information in batches of large files. the timing varies throughout the day.
Which feature should be used to accommodate this setup?

The marketing team wants to split their primary customer data extension into 10 separate segments, to use for future A/B testing score.
Which feature should be used to easily segment the data extension?

Northern Trail outfitter wants to use an AI-based approach to target subscribers who are not receiving too many emails but are engaging constantly with the emails sent to them.
Which feature should help achieve this?

Northern Trail Outfitters (NTO) wants to include specific content for its most engaged customers and different content for its least engaged customers.
Which Journey Builder activity should NTO use?